======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '204'
                                          'artist'  'Margret & Mechthild'
                                     'text_people'  ''
                                         'release'  'Tape No165 - Real Girls In The Garage Land (Part XLV)'
                                           'title'  "Tom O'Hara"
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HAP-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  ''
                                            'date'  '1968'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '125.2'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'http://garagetapes.blogspot.gr/'
'TALB' (Album/Movie/Show title)                     'Tape No165 - Real Girls In The Garage Land (Part XLV)'
'TBPM' (BPM (beats per minute))                     '125.2'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1968'
'TIT2' (Title/songname/content description)         "Tom O'Hara"
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Margret & Mechthild'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '12'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:country'                                      'DE'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+25.00 dB'
'TXXX:replaygain_track_peak'                        '0.029262'
'TXXX:tracknum'                                     '12'

========================== row from database ==========================
                                              'id'  1507431
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT165/12 - Margret & Mechthild - Tom O_Hara (1968 DE).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  204
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  4959672
                                           'mtime'  1620384897
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT165 12 O_Hara (1968 DE) rock garage;set pl garagetapes
                                      'tag_artist'  Margret & Mechthild
                                     'tag_release'  Tape No165 - Real Girls In The Garage Land (Part XLV)
                                       'tag_title'  Tom O'Hara
                                             'bpm'  125.2
                                    'search_title'  'hara':3 'o':2 'ohara':4 'tom':1
                                   'search_artist'  'margret':1 'mechthild':2
                                  'search_release'  'garage':7 'girls':4 'in':5 'land':8 'no165':2 'part':9,10 'real':3 'tape':1 'the':6 'xlv':11,12
                                     'search_rest'  '1968':8,9 'blogspot':2 'com':3 'de':10,11 'garage':13,15 'garagetapes':1,18 'garagetapesblogspotcom':4 'gt165':5 'hara':7 'o':6 'pl':17 'rock':12 'set':14,16
                                    'search_combo'  '1968':26,27 'blogspot':20 'com':21 'de':28,29 'garage':13C,31,33 'garagetapes':19,36 'garagetapesblogspotcom':22 'girls':10C 'gt165':23 'hara':3A,25 'in':11C 'land':14C 'margret':5B 'mechthild':6B 'no165':8C 'o':2A,24 'ohara':4A 'part':15C,16C 'pl':35 'real':9C 'rock':30 'set':32,34 'tape':7C 'the':12C 'tom':1A 'xlv':17C,18C
                                    'tag_tracknum'  12
                                      'num_images'  1
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1968
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620384897.1206715  (2021-05-07 12:54:57)
                             'size'  4959672